Brian Crower Valve Springs and Retainers for Sr20det supra Direct replacement of your worn

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Brian Crower Valve Springs and Retainers for Sr20det supra Direct replacement of your wornThe BC SR20DET valve springs and retainer kit is designed for high revving, high RPM engines. Each valve spring is made from a high grade chrome silicone alloy and proprietary manufacturing procedures for consistency. The retainers are CNC machined from round bar titanium to exact tolerances to ensure a perfect fit with the valve springs. Specs are: Seat: 1. 550" @ 90lbs Open: 1. 025" @ 220lbs Coil bind: 0. 910" Works for all RWD SR20DET engines.